<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../../vue.js"></script>
</head>
<body>
    <div id="app">
        <h1>{{msg}}</h1>
        <h1>{{count+1}}</h1>
        <h1>{{ishot? '热': '冷'}}</h1>
        <h1>{{null}}</h1>
        <h1>{{undefined}}</h1>
        <h1>{{arr}}</h1>
        <h1>{{obj}}</h1>
    </div>

    <script>
        Vue.config.productionTip = false;

        const vm  = new Vue({
            el:'#app',
            data(){
                return{
                    msg:'1111',
                    count:1,
                    ishot:true,
                    arr:['1','2','3'],
                    obj:{
                        a:1,
                        b:2
                    }

                }
            }
        })
    </script>
</body>
</html>